Removing Committed Configurations To Free System Memory; Rolling Back To A Previously Committed Configuration; Clearing Configuration Sessions - Cisco XR 12000 Series Getting Started Manual

Chapter 6 Troubleshooting the Cisco IOS XR Software

Removing Committed Configurations to Free System Memory

You can reduce memory usage by removing configurations from the router, as shown in the following
procedure:
Step 1 Enter the show memory summary command in EXEC mode to display the overall system memory:
RP/0/0/CPU0:router# show memory summary
Tue Jun
Physical Memory: 4096M total (2020M available)
Application Memory : 3818M (2020M available)
Image: 50M (bootram: 50M)
Reserved: 226M, IOMem: 2028M, flashfsys: 0
Total shared window: 32M
Enter the show configuration commit list command in EXEC or administration EXEC mode to list the
Step 2
configurations you can remove.
To display the details of a configuration, enter the show configuration commit changes command
Note
followed by a commitID number. To display additional configuration history information, enter the show
configuration history ? command, and use the command options to display additional information.
Enter the show running-config command to display the current configuration.
Step 3
Remove configurations as needed to free memory.
Step 4
For more information, see

Rolling Back to a Previously Committed Configuration

You can roll back the system to a previous committed configuration, as described in
Configuration History and Rollback, page

Clearing Configuration Sessions

Active configuration sessions and their associated target configurations can consume system memory.
Users with the appropriate access privileges can display the open configuration sessions of other users
and terminate those sessions, if necessary (see
Table 6-3
Command
show configuration sessions
clear configuration sessions session-id
In the following example, the open configuration sessions are displayed with the show configuration
sessions command. The clear configuration sessions command is then used to clear a configuration
session.
RP/0/0/CPU0:router# show configuration sessions
OL-24755-01
1 00:06:34.583 DST
Managing Configuration History and Rollback, page
Session Commands
Cisco IOS XR Getting Started Guide for the Cisco XR 12000 Series Router
Memory Warnings in Configuration Sessions
4-81.
Table 6-3).
Description
Displays the active configuration sessions.
Clears a configuration session.
4-81.
Managing
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